Matching patterns

Match patterns in character strings

We’ll use the {stringr} package to match patterns with regular expressions.

Learning objectives

• Get a basic familiarization with regular expressions
• Learn to detect, extract, and replace pattern matches
• Learn to split strings

Pre-meeting

To prepare for this class meeting, please do the following:

• Read R4DS2 16

Class meeting

• Regular expressions
• Detecting patterns
• Extracting patterns
• Replacing patterns
• Splitting strings
• Slides and Code

Homework after the class meeting

Wrap up this lesson

• Complete the exercises

For next class meeting

• Read R4DS2 17